Finally, something made relatively in time for a holiday.
To brush up on your folklore, ghostly black dogs are common in local tales around Europe and few parts of the United States. Tales about them vary, from omens of death to manifestations of evil, and few cases as protector spirits.
Gurt Dog is a well-known protector spirit in a small part of England
My personal rendition of a hellhound demon, based on a Doberman Pinscher base
Black Shuck & Church Grim are the most infamous of the malevolent brand, appearing to foretell death of those who see them